Australian Rainbows hating new arrivals

[Lt.]

So I added 7 Rummy noses, 5 zebra danio, and 4 bronze cories, and there all being bullied by the rainbows

 

[Andrew McFadden]

I have some that was given to me and they are pretty aggressive so i put them in a more aggressive tank and now they are doing fine.

 

[Cynic]

Rainbows can be notorious to small moving fast fish, will likely need to rehome one of the two groups of wait for the rainbows to end their bloodletting.